15901210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{97}}^2$

素因数の和:227

約数の個数: 36

約数和(自身を含む): 31316058

約数和(自身を除く): 15414848

約数列:

[1, 2, 5, 10, 13, 26, 65, 97, 130, 169, 194, 338, 485, 845, 970, 1261, 1690, 2522, 6305, 9409, 12610, 16393, 18818, 32786, 47045, 81965, 94090, 122317, 163930, 244634, 611585, 1223170, 1590121, 3180242, 7950605, 15901210]

約数ペア:

[(1, 15901210), (2, 7950605), (5, 3180242), (10, 1590121), (13, 1223170), (26, 611585), (65, 244634), (97, 163930), (130, 122317), (169, 94090), (194, 81965), (338, 47045), (485, 32786), (845, 18818), (970, 16393), (1261, 12610), (1690, 9409), (2522, 6305)]